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Taiwan Light Source
The accelerator systems of Taiwan Light Source at NSRRC comprise a 1.5-GeV injector and a 1.5-GeV storage ring. The injector consists of a 50-MeV LINAC and a 1.5-GeV booster synchrotron.



Accelerator Facility Report


List of Parameters
Storage Ring
Maximum energy 1.5 GeV
Maximum beam current, multibunch 360 mA
Maximum beam current, single bunch 25 mA
Beam lifetime ( 1.5 GeV, 360 mA )   > 5 h
Circumference 120 m
Orbital period 400 ns
Number of superperiods 6
Lattice type Triple bend achromat
Natural horizontal beam emittance 2.2 x 10 -8 m-rad
RF frequency 499.654 MHz
Harmonic number 200
Bending radius 3.495 m
Critical photon energy 2.14 keV
Bunch length ( 1σ ) 31 ps
Maximum length of insertion devices 4.5 m
Operation mode Top-up mode

Injector
Injection energy 1.5 GeV
Booster circumference 72 m
Injection cycle rate 10 Hz
Booster RF frequency 499.654 MHz
LINAC energy 50 MeV
Current Status and Major Upgrades
Real Time Information

Insertion Devices Main Parameters
Name W20 U5 U9 EPU5.6
Type hybrid hybrid hybrid pure
Length of magnetic period (cm) 20 5 9 5.6
Number of periods 13 76 48 66
minimum magnet gap (mm) 22.5 18 18 18
Vertical (horizontal) magnetic field (Tesla) 1.8 0.64 1.245 0.672
(0.453)
Horizontal (Vertical) defection parameter Ky (Kx) 33 2.99 10.46 3.52 (2.37)
Maximum magnetic force (ton) 20 3 17 3.5
Photon energy range to be used (eV) 800-15000 60-1500 5-100 80-1400
Total length (m) 3.0 3.9 4.5 3.9
Installation Dec. 1994 Mar. 1997 Apr. 1999 Aug. 1999

Superconducting Insertion Devices Main Parameters
Name SWLS SW6 IA SW-R6 IA SW-R2 IA SW-R4
Type SC SC SC SC SC
Length of magnetic period (cm) 32.56 6 6 6 6
Number of periods 1.5 32 7.5 7.5 7.5
minimum magnet gap (mm) 56 18 18.5 18.5 18.5
Vertical (horizontal) magnetic field (Tesla) 5 3.2 3.5 3.5 3.5
Horizontal (Vertical) defection parameter Ky (Kx) N/A 17.9 19.6 19.6 19.6
Photon energy range to be used (eV) 4000-33000 6500-1900 5000-14000 5000-14000 5000-14000
Magnet length (m) 0.835 1.404 0.85 0.85 0.85
Installation Apr. 2002 Jan. 2004 Apr. 2007 June. 2009 March. 2010
Current Status of Insertion Devices R&D
Magnet Related Information

Taiwan Photon Source
The accelerator systems of Taiwan Light Source at NSRRC comprise a 1.5-GeV injector and a 1.5-GeV storage ring. The injector consists of a 50-MeV LINAC and a 1.5-GeV booster synchrotron.



List of Parameters
Storage Ring
Maximum energy 3.0 GeV
Maximum beam current (multibunch) 500 mA
Maximum beam current (single bunch) 10 mA
Beam lifetime (3.0 GeV, 500 mA) > 10 hr
Circumference 518.4 m
Orbital period 1729.2 ns
Number of superperiods 6
Lattice type DBA
Natural horizontal beam emittance 1.6 nm-rad
RF frequency 499.654 MHz
RF Gate Voltage 3.5 MV
Harmonic number 864
Critical photon energy from dipole magnet 7.12 keV
Bending radius 8.40338 m
Bunch length (1σ) 9.5 ps
Straight section length*number 12m*6+7m*18
Operation mode Top-up mode

Injector
Injection energy (LINAC energy) 150 MeV
Extraction energy 3.0 GeV
Booster circumference 496.8 m
Injection cycle rate 3 Hz
Booster RF frequency 499.654 MHz

Insertion Devices Main Parameters
Name IU22 (2m) IU22 (3m) EPU46 EPU48
Type HYBRID HYBRID APPLE-II APPLE-II
Length of magnetic period (mm) 22 22 46 48
Number of periods 95 140 82 67
Minimum magnet gap (mm) 7 7 14 13
Vertical magnetic field (Tesla) 0.72 0.75 0.78 0.83
Horizontal magnetic field (Tesla)     0.52 0.55
Deflection parameter Ky 1.47 1.54 3.35 3.72
Deflection parameter Kx     2.23 2.47
Maximum magnetic force (kN) 9.5 14 40 35
Photon energy range to be used (keV) HP 5 – 25 5 – 25 0.28 – 2.0 0.22 – 2.0
  VP     0.42 – 2.0 0.34 – 2.0
Total length (m) 2.58 3.57 3.89 3.43
Installation Jun. 2015 Jun. 2015 Jun. 2015 Jun. 2015